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JPL Small-Body Database Browser
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390121 (2012 VL45)
Classification: Main-belt Asteroid          SPK-ID: 2390121
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967605378126589 2.4481e-07  
a 2.575731197316321 2.8446e-08 au
q 2.068928941671518 6.302e-07 au
i 4.912753036154362 1.5574e-05 deg
node 44.70635353212817 8.2267e-05 deg
peri 7.61076768510335 9.1067e-05 deg
M 212.7913162954047 2.818e-05 deg
tp 2459217.919245602475
(2021-Jan-03.41924560)		 0.00012022 TDB
period 1509.903647144375
4.13		 2.5013e-05
6.848e-08		 d
yr
n .238425809938836 3.9497e-09 deg/d
Q 3.082533452961124 3.4043e-08 au
   Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      9691 days (26.53 yr)  
   first obs. used      1991-10-02  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57722  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:36:56  

Additional Information
 Earth MOID = 1.07954 au 
 Jupiter MOID = 2.29389 au 
 T_jup = 3.395 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO440684  

390121 (2012 VL45)          Discovered 2008-Oct-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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